* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

body {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at 90% 10%, #1a2a6c, #0b0d19 60%),
                radial-gradient(circle at 10% 90%, #b21f1f, #0b0d19 70%);
    background-attachment: fixed;
    padding: 20px;
}

.login-card {
    width: 100%;
    max-width: 480px;
    background: rgba(255, 255, 255, 0.45);
    backdrop-filter: blur(25px) saturate(160%);
    -webkit-backdrop-filter: blur(25px) saturate(160%);
    border-radius: 28px;
    border: 1px solid rgba(255, 255, 255, 0.4);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3),
                inset 0 0 20px rgba(255, 255, 255, 0.2);
    padding: 40px 35px;
    position: relative;
    overflow: hidden;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 25px;
}

.card-title {
    font-size: 32px;
    font-weight: 600;
    color: #121c42;
    line-height: 1.2;
    margin-top: 10px;
}

.header-logo svg {
    width: 75px;
    height: 75px;
    opacity: 0.25;
    filter: drop-shadow(0 0 8px rgba(255,255,255,0.6));
}

.alert-error {
    padding: 12px;
    border-radius: 12px;
    background-color: rgba(231, 76, 60, 0.25);
    color: #5c1d16;
    border: 1px solid rgba(231, 76, 60, 0.4);
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 20px;
    text-align: center;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 16px;
    color: #121c42;
    margin-bottom: 8px;
    font-weight: 400;
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-wrapper i {
    position: absolute;
    left: 15px;
    color: #636e72;
    font-size: 16px;
}

.input-wrapper input {
    width: 100%;
    padding: 14px 15px 14px 45px;
    background: rgba(255, 255, 255, 0.25);
    border: 1.5px solid rgba(255, 255, 255, 0.4);
    border-radius: 14px;
    outline: none;
    font-size: 15px;
    color: #121c42;
    transition: all 0.3s ease;
}

.input-wrapper input::placeholder {
    color: #57606f;
    opacity: 0.8;
}

.input-wrapper input:focus {
    background: rgba(255, 255, 255, 0.4);
    border-color: #3867d6;
    box-shadow: 0 0 10px rgba(56, 103, 214, 0.2);
}

.btn-submit {
    width: 100%;
    padding: 14px;
    background: linear-gradient(90deg, #1e70e9 0%, #5746f2 100%);
    border: none;
    border-radius: 50px;
    color: #ffffff;
    font-size: 18px;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 25px;
    box-shadow: 0 8px 20px rgba(54, 84, 231, 0.3);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-submit:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 25px rgba(54, 84, 231, 0.4);
}

.links-container {
    text-align: center;
    margin-top: 15px;
    margin-bottom: 30px;
}

.links-container a {
    color: #1e70e9;
    text-decoration: underline;
    font-size: 15px;
    font-weight: 500;
    transition: color 0.2s;
}

.links-container a:hover {
    color: #5746f2;
}

.card-footer {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #121c42;
    font-size: 14px;
    font-weight: 400;
}

.footer-item i {
    font-size: 15px;
    color: #121c42;
    opacity: 0.8;
}

.divider {
    height: 1px;
    background: linear-gradient(90deg, rgba(18, 28, 66, 0.2) 0%, rgba(18, 28, 66, 0) 100%);
    width: 100%;
    margin: 2px 0;
}